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<FONT color="green">001</FONT>    package org.hackystat.utilities.time.interval;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.io.Serializable;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.text.DateFormatSymbols;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.text.ParseException;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.text.SimpleDateFormat;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.util.Comparator;<a name="line.7"></a>
<FONT color="green">008</FONT>    import java.util.Date;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.util.Locale;<a name="line.9"></a>
<FONT color="green">010</FONT>    import java.util.TreeMap;<a name="line.10"></a>
<FONT color="green">011</FONT>    <a name="line.11"></a>
<FONT color="green">012</FONT>    import org.hackystat.utilities.time.period.Day;<a name="line.12"></a>
<FONT color="green">013</FONT>    import org.hackystat.utilities.time.period.Week;<a name="line.13"></a>
<FONT color="green">014</FONT>    <a name="line.14"></a>
<FONT color="green">015</FONT>    /**<a name="line.15"></a>
<FONT color="green">016</FONT>     * Provides support for constants and methods in the interval selector.<a name="line.16"></a>
<FONT color="green">017</FONT>     *<a name="line.17"></a>
<FONT color="green">018</FONT>     * @author Hongbing Kou, Philip Johnson<a name="line.18"></a>
<FONT color="green">019</FONT>     */<a name="line.19"></a>
<FONT color="green">020</FONT>    class IntervalUtility {<a name="line.20"></a>
<FONT color="green">021</FONT>      /** Year options from 2000 to 2010. */<a name="line.21"></a>
<FONT color="green">022</FONT>      private TreeMap&lt;String, String&gt; yearOptions;<a name="line.22"></a>
<FONT color="green">023</FONT>      /** Three letters month map from Jan to Dec. */<a name="line.23"></a>
<FONT color="green">024</FONT>      private TreeMap&lt;String, String&gt; monthOptions;<a name="line.24"></a>
<FONT color="green">025</FONT>      /** Day map from first day to last day of the month.*/<a name="line.25"></a>
<FONT color="green">026</FONT>      private TreeMap&lt;String, String&gt; dayOptions;<a name="line.26"></a>
<FONT color="green">027</FONT>      /** Last half year's week map. */<a name="line.27"></a>
<FONT color="green">028</FONT>      private TreeMap&lt;String, String&gt; weekOptions;<a name="line.28"></a>
<FONT color="green">029</FONT>    <a name="line.29"></a>
<FONT color="green">030</FONT>      /**<a name="line.30"></a>
<FONT color="green">031</FONT>       * Initializes interval utility object.<a name="line.31"></a>
<FONT color="green">032</FONT>       */<a name="line.32"></a>
<FONT color="green">033</FONT>      private IntervalUtility() {<a name="line.33"></a>
<FONT color="green">034</FONT>        // Day map<a name="line.34"></a>
<FONT color="green">035</FONT>        this.dayOptions = new TreeMap&lt;String, String&gt;();<a name="line.35"></a>
<FONT color="green">036</FONT>        for (int i = 1; i &lt;= 31; i++) {<a name="line.36"></a>
<FONT color="green">037</FONT>          String dayValue = (i &lt; 10) ? "0" + i : String.valueOf(i);<a name="line.37"></a>
<FONT color="green">038</FONT>          this.dayOptions.put(dayValue, dayValue);<a name="line.38"></a>
<FONT color="green">039</FONT>        }<a name="line.39"></a>
<FONT color="green">040</FONT>        <a name="line.40"></a>
<FONT color="green">041</FONT>        // Month options<a name="line.41"></a>
<FONT color="green">042</FONT>        this.monthOptions = new TreeMap&lt;String, String&gt;();<a name="line.42"></a>
<FONT color="green">043</FONT>        DateFormatSymbols dateSymbols = new DateFormatSymbols();<a name="line.43"></a>
<FONT color="green">044</FONT>        String[] monthStrings = dateSymbols.getMonths();<a name="line.44"></a>
<FONT color="green">045</FONT>    <a name="line.45"></a>
<FONT color="green">046</FONT>        for (int i = 0; i &lt; monthStrings.length - 1; i++) {<a name="line.46"></a>
<FONT color="green">047</FONT>          String monthValue = (i &gt;= 0 &amp;&amp; i &lt; 10) ? "0" + i : String.valueOf(i);<a name="line.47"></a>
<FONT color="green">048</FONT>          this.monthOptions.put(monthStrings[i], monthValue);<a name="line.48"></a>
<FONT color="green">049</FONT>        }<a name="line.49"></a>
<FONT color="green">050</FONT>    <a name="line.50"></a>
<FONT color="green">051</FONT>        <a name="line.51"></a>
<FONT color="green">052</FONT>        // Year options<a name="line.52"></a>
<FONT color="green">053</FONT>        this.yearOptions = new TreeMap&lt;String, String&gt;();<a name="line.53"></a>
<FONT color="green">054</FONT>        for (int i = 2000; i &lt; 2010; i++) {<a name="line.54"></a>
<FONT color="green">055</FONT>          String year = String.valueOf(i);<a name="line.55"></a>
<FONT color="green">056</FONT>          yearOptions.put(year, year);<a name="line.56"></a>
<FONT color="green">057</FONT>        }<a name="line.57"></a>
<FONT color="green">058</FONT>        <a name="line.58"></a>
<FONT color="green">059</FONT>        // Week options<a name="line.59"></a>
<FONT color="green">060</FONT>        this.weekOptions = new TreeMap&lt;String, String&gt;(new WeekComparator());<a name="line.60"></a>
<FONT color="green">061</FONT>        <a name="line.61"></a>
<FONT color="green">062</FONT>        fillWeekOptions();<a name="line.62"></a>
<FONT color="green">063</FONT>      }<a name="line.63"></a>
<FONT color="green">064</FONT>    <a name="line.64"></a>
<FONT color="green">065</FONT>      /**<a name="line.65"></a>
<FONT color="green">066</FONT>       * Fills out the week options.<a name="line.66"></a>
<FONT color="green">067</FONT>       */<a name="line.67"></a>
<FONT color="green">068</FONT>      private void fillWeekOptions() {<a name="line.68"></a>
<FONT color="green">069</FONT>        Day today = Day.getInstance();<a name="line.69"></a>
<FONT color="green">070</FONT>        Week start = new Week(today.inc(-1 * 52 * 7));<a name="line.70"></a>
<FONT color="green">071</FONT>    <a name="line.71"></a>
<FONT color="green">072</FONT>        Week end = new Week();        <a name="line.72"></a>
<FONT color="green">073</FONT>        for (Week week = start; week.compareTo(end) &lt;= 0; week = week.inc()) {<a name="line.73"></a>
<FONT color="green">074</FONT>          this.weekOptions.put(week.getWeekRepresentation(), week.getWeekRepresentation());<a name="line.74"></a>
<FONT color="green">075</FONT>        }<a name="line.75"></a>
<FONT color="green">076</FONT>      }<a name="line.76"></a>
<FONT color="green">077</FONT>      <a name="line.77"></a>
<FONT color="green">078</FONT>      /**<a name="line.78"></a>
<FONT color="green">079</FONT>       * Returns a Week instance given a week string. <a name="line.79"></a>
<FONT color="green">080</FONT>       * The week string will be something like "11-Jan-2004 to 17-Jan-2004".<a name="line.80"></a>
<FONT color="green">081</FONT>       * Test cases always pass an English locale-based string, so this method will<a name="line.81"></a>
<FONT color="green">082</FONT>       * first try to parse the string using the current locale, then try to parse<a name="line.82"></a>
<FONT color="green">083</FONT>       * it using Locale.US, then fail if neither works. <a name="line.83"></a>
<FONT color="green">084</FONT>       * <a name="line.84"></a>
<FONT color="green">085</FONT>       * @param weekString Week string from the week selector.<a name="line.85"></a>
<FONT color="green">086</FONT>       * @return Week object represented by the week string.<a name="line.86"></a>
<FONT color="green">087</FONT>       */<a name="line.87"></a>
<FONT color="green">088</FONT>      public Week getWeek(String weekString) {<a name="line.88"></a>
<FONT color="green">089</FONT>        SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy", Locale.US);<a name="line.89"></a>
<FONT color="green">090</FONT>        Day day = null;<a name="line.90"></a>
<FONT color="green">091</FONT>        try {<a name="line.91"></a>
<FONT color="green">092</FONT>          day = Day.getInstance(formatter.parse(weekString.substring(0, 11)));<a name="line.92"></a>
<FONT color="green">093</FONT>          return new Week(day);<a name="line.93"></a>
<FONT color="green">094</FONT>        }<a name="line.94"></a>
<FONT color="green">095</FONT>        catch (ParseException e) {<a name="line.95"></a>
<FONT color="green">096</FONT>          // Now we're hosed; both the default and US Locales didn't work. <a name="line.96"></a>
<FONT color="green">097</FONT>          //ServerProperties.getInstance().getLogger().warning("Cannot parse the first day from " +<a name="line.97"></a>
<FONT color="green">098</FONT>            //                      "week string " + weekString + e);<a name="line.98"></a>
<FONT color="green">099</FONT>         throw new IllegalArgumentException("Week string " + weekString + " is not well formatted" + e);<a name="line.99"></a>
<FONT color="green">100</FONT>        }    <a name="line.100"></a>
<FONT color="green">101</FONT>      }<a name="line.101"></a>
<FONT color="green">102</FONT>    <a name="line.102"></a>
<FONT color="green">103</FONT>      /**<a name="line.103"></a>
<FONT color="green">104</FONT>       * Gets map of years.<a name="line.104"></a>
<FONT color="green">105</FONT>       * <a name="line.105"></a>
<FONT color="green">106</FONT>       * @return TreeMap of the year.<a name="line.106"></a>
<FONT color="green">107</FONT>       */<a name="line.107"></a>
<FONT color="green">108</FONT>      public TreeMap&lt;String, String&gt; getYearOptions() {<a name="line.108"></a>
<FONT color="green">109</FONT>        return this.yearOptions;<a name="line.109"></a>
<FONT color="green">110</FONT>      }<a name="line.110"></a>
<FONT color="green">111</FONT>      <a name="line.111"></a>
<FONT color="green">112</FONT>      /**<a name="line.112"></a>
<FONT color="green">113</FONT>       * Gets map of months.<a name="line.113"></a>
<FONT color="green">114</FONT>       * <a name="line.114"></a>
<FONT color="green">115</FONT>       * @return TreeMap of the months.<a name="line.115"></a>
<FONT color="green">116</FONT>       */<a name="line.116"></a>
<FONT color="green">117</FONT>      public TreeMap&lt;String, String&gt; getMonthOptions() {<a name="line.117"></a>
<FONT color="green">118</FONT>        return this.monthOptions;<a name="line.118"></a>
<FONT color="green">119</FONT>      }<a name="line.119"></a>
<FONT color="green">120</FONT>      <a name="line.120"></a>
<FONT color="green">121</FONT>      /**<a name="line.121"></a>
<FONT color="green">122</FONT>       * Gets map of weeks.<a name="line.122"></a>
<FONT color="green">123</FONT>       * <a name="line.123"></a>
<FONT color="green">124</FONT>       * @return TreeMap of the past 26 weeks.<a name="line.124"></a>
<FONT color="green">125</FONT>       */<a name="line.125"></a>
<FONT color="green">126</FONT>      public TreeMap&lt;String, String&gt; getWeekOptions() {<a name="line.126"></a>
<FONT color="green">127</FONT>        checkWeekUpdates();<a name="line.127"></a>
<FONT color="green">128</FONT>        return this.weekOptions;<a name="line.128"></a>
<FONT color="green">129</FONT>      }<a name="line.129"></a>
<FONT color="green">130</FONT>      <a name="line.130"></a>
<FONT color="green">131</FONT>      /**<a name="line.131"></a>
<FONT color="green">132</FONT>       * Update the week options if today is not in. <a name="line.132"></a>
<FONT color="green">133</FONT>       */<a name="line.133"></a>
<FONT color="green">134</FONT>      private void checkWeekUpdates() {<a name="line.134"></a>
<FONT color="green">135</FONT>        String lastWeekString = this.weekOptions.firstKey();<a name="line.135"></a>
<FONT color="green">136</FONT>        Week endWeek = getWeek(lastWeekString);<a name="line.136"></a>
<FONT color="green">137</FONT>        <a name="line.137"></a>
<FONT color="green">138</FONT>        // If today is not in the range of week then rebuild the week options.<a name="line.138"></a>
<FONT color="green">139</FONT>        Day today = Day.getInstance();<a name="line.139"></a>
<FONT color="green">140</FONT>        if (today.compareTo(endWeek.getLastDay()) &gt; 0) {<a name="line.140"></a>
<FONT color="green">141</FONT>          fillWeekOptions();   <a name="line.141"></a>
<FONT color="green">142</FONT>        }<a name="line.142"></a>
<FONT color="green">143</FONT>      }<a name="line.143"></a>
<FONT color="green">144</FONT>      <a name="line.144"></a>
<FONT color="green">145</FONT>      /**<a name="line.145"></a>
<FONT color="green">146</FONT>       * Gets map of days.<a name="line.146"></a>
<FONT color="green">147</FONT>       * <a name="line.147"></a>
<FONT color="green">148</FONT>       * @return TreeMap of the days in a month.<a name="line.148"></a>
<FONT color="green">149</FONT>       */<a name="line.149"></a>
<FONT color="green">150</FONT>      public TreeMap&lt;String, String&gt; getDayOptions() {<a name="line.150"></a>
<FONT color="green">151</FONT>        return this.dayOptions;<a name="line.151"></a>
<FONT color="green">152</FONT>      }<a name="line.152"></a>
<FONT color="green">153</FONT>      <a name="line.153"></a>
<FONT color="green">154</FONT>      /**<a name="line.154"></a>
<FONT color="green">155</FONT>       * Gets the singleton interval utility class.<a name="line.155"></a>
<FONT color="green">156</FONT>       *<a name="line.156"></a>
<FONT color="green">157</FONT>       * @return Singleton interval utility object.<a name="line.157"></a>
<FONT color="green">158</FONT>       */<a name="line.158"></a>
<FONT color="green">159</FONT>      public static IntervalUtility getInstance() {<a name="line.159"></a>
<FONT color="green">160</FONT>        return IntervalUtilityHolder.THE_INSTANCE;<a name="line.160"></a>
<FONT color="green">161</FONT>      }<a name="line.161"></a>
<FONT color="green">162</FONT>      <a name="line.162"></a>
<FONT color="green">163</FONT>      /** Week comparator class. */<a name="line.163"></a>
<FONT color="green">164</FONT>      private static class WeekComparator implements Comparator&lt;String&gt;, Serializable {<a name="line.164"></a>
<FONT color="green">165</FONT>        /**<a name="line.165"></a>
<FONT color="green">166</FONT>         * <a name="line.166"></a>
<FONT color="green">167</FONT>         */<a name="line.167"></a>
<FONT color="green">168</FONT>        private static final long serialVersionUID = 1L;<a name="line.168"></a>
<FONT color="green">169</FONT>    <a name="line.169"></a>
<FONT color="green">170</FONT>        /**<a name="line.170"></a>
<FONT color="green">171</FONT>         * Compares two month names.<a name="line.171"></a>
<FONT color="green">172</FONT>         *<a name="line.172"></a>
<FONT color="green">173</FONT>         * @param o1  The first month of the comparison<a name="line.173"></a>
<FONT color="green">174</FONT>         * @param o2  The second month of the comparison<a name="line.174"></a>
<FONT color="green">175</FONT>         * @return    -1, 0, 1 if o1 is less than, equal to, or greater than o2<a name="line.175"></a>
<FONT color="green">176</FONT>         */<a name="line.176"></a>
<FONT color="green">177</FONT>        public int compare(String o1, String o2) {<a name="line.177"></a>
<FONT color="green">178</FONT>          String week1 = o1;<a name="line.178"></a>
<FONT color="green">179</FONT>          String week2 = o2;<a name="line.179"></a>
<FONT color="green">180</FONT>    <a name="line.180"></a>
<FONT color="green">181</FONT>          SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy", Locale.US);<a name="line.181"></a>
<FONT color="green">182</FONT>          <a name="line.182"></a>
<FONT color="green">183</FONT>          try {<a name="line.183"></a>
<FONT color="green">184</FONT>            Date date1 = formatter.parse(week1.substring(0, 11));      <a name="line.184"></a>
<FONT color="green">185</FONT>            Date date2 = formatter.parse(week2.substring(0, 11));<a name="line.185"></a>
<FONT color="green">186</FONT>            <a name="line.186"></a>
<FONT color="green">187</FONT>            //return date1.compareTo(date2);<a name="line.187"></a>
<FONT color="green">188</FONT>            // Sort week in reverse chronological order.<a name="line.188"></a>
<FONT color="green">189</FONT>            return date2.compareTo(date1);<a name="line.189"></a>
<FONT color="green">190</FONT>          }<a name="line.190"></a>
<FONT color="green">191</FONT>          catch (ParseException e) {<a name="line.191"></a>
<FONT color="green">192</FONT>            System.out.println(o1 + " or " + o2 + " cannot be parsed for comparison");<a name="line.192"></a>
<FONT color="green">193</FONT>            e.printStackTrace();<a name="line.193"></a>
<FONT color="green">194</FONT>            return -1;<a name="line.194"></a>
<FONT color="green">195</FONT>          }      <a name="line.195"></a>
<FONT color="green">196</FONT>        }  <a name="line.196"></a>
<FONT color="green">197</FONT>      }<a name="line.197"></a>
<FONT color="green">198</FONT>      <a name="line.198"></a>
<FONT color="green">199</FONT>      /**<a name="line.199"></a>
<FONT color="green">200</FONT>       * Creates a factory to hold the single IntervalUtility instance to avoid concurrent modification<a name="line.200"></a>
<FONT color="green">201</FONT>       * problem according to Page 194, Chapter 9 of Effective Java Programming.<a name="line.201"></a>
<FONT color="green">202</FONT>       */<a name="line.202"></a>
<FONT color="green">203</FONT>      private static class IntervalUtilityHolder {<a name="line.203"></a>
<FONT color="green">204</FONT>        /** Singleton IntervalUtility object. */<a name="line.204"></a>
<FONT color="green">205</FONT>        static final IntervalUtility THE_INSTANCE = new IntervalUtility(); //NOPMD<a name="line.205"></a>
<FONT color="green">206</FONT>      }<a name="line.206"></a>
<FONT color="green">207</FONT>    <a name="line.207"></a>
<FONT color="green">208</FONT>      /**<a name="line.208"></a>
<FONT color="green">209</FONT>       * Get day object from year, month and day strings. <a name="line.209"></a>
<FONT color="green">210</FONT>       * <a name="line.210"></a>
<FONT color="green">211</FONT>       * @param yearString Year string in format '2004'.<a name="line.211"></a>
<FONT color="green">212</FONT>       * @param monthString Month string in format '00', '02', '20' etc.<a name="line.212"></a>
<FONT color="green">213</FONT>       * @param dayString  Day string in '12', '02' etc.<a name="line.213"></a>
<FONT color="green">214</FONT>       * <a name="line.214"></a>
<FONT color="green">215</FONT>       * @return Day object.<a name="line.215"></a>
<FONT color="green">216</FONT>       */<a name="line.216"></a>
<FONT color="green">217</FONT>      public Day getDay(String yearString, String monthString, String dayString) {<a name="line.217"></a>
<FONT color="green">218</FONT>        int year = Integer.parseInt(yearString);<a name="line.218"></a>
<FONT color="green">219</FONT>        int month = Integer.parseInt(monthString);<a name="line.219"></a>
<FONT color="green">220</FONT>        int day = Integer.parseInt(dayString);<a name="line.220"></a>
<FONT color="green">221</FONT>        <a name="line.221"></a>
<FONT color="green">222</FONT>        return Day.getInstance(year, month, day);<a name="line.222"></a>
<FONT color="green">223</FONT>      }<a name="line.223"></a>
<FONT color="green">224</FONT>    <a name="line.224"></a>
<FONT color="green">225</FONT>      /**<a name="line.225"></a>
<FONT color="green">226</FONT>       * Gets current year value in the year options.<a name="line.226"></a>
<FONT color="green">227</FONT>       * <a name="line.227"></a>
<FONT color="green">228</FONT>       * @return Current year string.<a name="line.228"></a>
<FONT color="green">229</FONT>       */<a name="line.229"></a>
<FONT color="green">230</FONT>      public String getCurrentYear() {<a name="line.230"></a>
<FONT color="green">231</FONT>        return Day.getInstance().getYearString();<a name="line.231"></a>
<FONT color="green">232</FONT>      }<a name="line.232"></a>
<FONT color="green">233</FONT>    <a name="line.233"></a>
<FONT color="green">234</FONT>      /**<a name="line.234"></a>
<FONT color="green">235</FONT>       * Gets current month value. <a name="line.235"></a>
<FONT color="green">236</FONT>       * <a name="line.236"></a>
<FONT color="green">237</FONT>       * @return Current month string.<a name="line.237"></a>
<FONT color="green">238</FONT>       */<a name="line.238"></a>
<FONT color="green">239</FONT>      public String getCurrentMonth() {<a name="line.239"></a>
<FONT color="green">240</FONT>        return Day.getInstance().getMonthString();<a name="line.240"></a>
<FONT color="green">241</FONT>      }<a name="line.241"></a>
<FONT color="green">242</FONT>    <a name="line.242"></a>
<FONT color="green">243</FONT>      /**<a name="line.243"></a>
<FONT color="green">244</FONT>       * Gets current day string. <a name="line.244"></a>
<FONT color="green">245</FONT>       * <a name="line.245"></a>
<FONT color="green">246</FONT>       * @return Current day string.<a name="line.246"></a>
<FONT color="green">247</FONT>       */<a name="line.247"></a>
<FONT color="green">248</FONT>      public String getCurrentDay() {<a name="line.248"></a>
<FONT color="green">249</FONT>        return Day.getInstance().getDayString();<a name="line.249"></a>
<FONT color="green">250</FONT>      }<a name="line.250"></a>
<FONT color="green">251</FONT>    <a name="line.251"></a>
<FONT color="green">252</FONT>      /**<a name="line.252"></a>
<FONT color="green">253</FONT>       * Gets current week string.<a name="line.253"></a>
<FONT color="green">254</FONT>       * <a name="line.254"></a>
<FONT color="green">255</FONT>       * @return Current week<a name="line.255"></a>
<FONT color="green">256</FONT>       */<a name="line.256"></a>
<FONT color="green">257</FONT>      public String getCurrentWeek() {<a name="line.257"></a>
<FONT color="green">258</FONT>        return this.weekOptions.lastKey();<a name="line.258"></a>
<FONT color="green">259</FONT>      }<a name="line.259"></a>
<FONT color="green">260</FONT>    }<a name="line.260"></a>




























































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